….If you can get past the deadbolt, deadbolt cover, and if you can get through the jimmy proof dead latch, and cut through the metal bar without cutting into the power cable and either setting off the possible alarm or being electrified by the 250V current, and don’t fall over the boxes and need a tetanus shot afterwards you might get inside….

The ‘primary’ lock in the image is the long-discontinued Ideal Security Super Guard Lock II, an automatic latching single cylinder jimmy proof lock; also offered in a double cylinder version back in the day.